NVIDIA Quadro 4000 vs NVIDIA Quadro K620M

VS

NVIDIA Quadro 4000

NVIDIA Quadro K620M

We compared two Professional market GPUs: 2GB VRAM Quadro 4000 and 2GB VRAM Quadro K620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro 4000 's Advantages

Larger VRAM bandwidth (89.86GB/s vs 14.40GB/s)

NVIDIA Quadro K620M 's Advantages

Released 4 years and 4 months late

Boost Clock1124MHz

128 additional rendering cores

Lower TDP (30W vs 142W)

Score

Benchmark

FP32 (float)

Quadro 4000

0.486 TFLOPS

Quadro K620M +77%

0.863 TFLOPS

Quadro 4000

VS

Quadro K620M

Graphics Card

Nov 2010

Release Date

Mar 2015

Quadro

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

1029 MHz

-

Boost Clock

1124 MHz

702 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

89.86GB/s

Bandwidth

14.40GB/s

Render Config

-

8

SM Count

-

256

Shading Units

384

32

TMUs

16

32

ROPs

8

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

7.600 GPixel/s

Pixel Rate

8.992 GPixel/s

15.20 GTexel/s

Texture Rate

17.98 GTexel/s

-

486.4 GFLOPS

FP32 (float)

863.2 GFLOPS

243.2 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

142W

TDP

30W

300 W

Suggested PSU

-

1x DVI 2x DisplayPort

Outputs

No outputs

1x 6-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

GM108

GF100-825-A3

GPU Variant

N15M-Q3

Fermi

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3.1 billion

Transistors

Unknown

529 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.0

CUDA

5.0

5.1

Shader Model

5.1

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